LM2576S-ADJ/NOPB National Semiconductor, LM2576S-ADJ/NOPB Datasheet - Page 12

• Manufacturer Part Number: LM2576S-ADJ/NOPB
• Description: IC REG SIMPLE SWITCHER TO-263-5
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2576S-ADJ/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.23 ~ 37 V
• Current - Output: 3A
• Frequency - Switching: 52kHz
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Dc To Dc Converter Type: Inverting/Step Down
• Pin Count: 5 +Tab
• Input Voltage: 40V
• Output Voltage: 1.23 to 37V
• Switching Freq: 47 TO 58KHz
• Output Current: 3A
• Efficiency: 77%
• Package Type: TO-263
• Output Type: Adjustable
• Switching Regulator: Yes
• Mounting: Surface Mount
• Input Voltage (min): 4V
• Operating Temp Range: -40C to 125C
• Operating Temperature Classification: Automotive
• Primary Input Voltage: 40V
• No. Of Outputs: 1
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +125°C
• Msl: MSL 3 - 168 Hours
• Filter Terminals: SMD
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Compliant
• Other names: *LM2576S-ADJ; *LM2576S-ADJ/NOPB; LM2576S-ADJ

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LM2576 Series Buck Regulator
Design Procedure
INDUCTOR VALUE SELECTION GUIDES (For
Continuous Mode Operation)
FIGURE 3. LM2576(HV)-3.3
FIGURE 4. LM2576(HV)-5.0
(Continued)
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01147609
12
FIGURE 5. LM2576(HV)-12
FIGURE 6. LM2576(HV)-15
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